Clarendon Threshold Days by Year (USW00023072)

20 fixed thresholds counted per year at Clarendon (USW00023072): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Clarendon Thresholds

Clarendon: days with 10 mm (0.39 in) or more of precipitation in 104 years, most in 1941 with 35.
Clarendon: days with 25 mm (0.98 in) or more of precipitation in 103 years, most in 1960 with 13.
Clarendon: days with a maximum temperature at or above 30 C (86 F) in 102 years, most in 1954 with 152.
Clarendon: days with a maximum temperature at or above 35 C (95 F) in 102 years, most in 2011 with 110.
20 fixed thresholds have at least one qualifying day at Clarendon.

Days at or above 30 C (86 F)

102 years with a qualifying day

Days per year at Clarendon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 152 in 1954.

Days at or above 30 C (86 F) per year at Clarendon
Year	Days	Decade average
1909	126	126
1910	139	117.6
1911	142	117.6
1912	119	117.6
1913	113	117.6
1914	105	117.6
1915	86	117.6
1916	129	117.6
1917	114	117.6
1918	128	117.6
1919	101	117.6
1920	113	115.1
1921	127	115.1
1922	129	115.1
1923	103	115.1
1925	119	115.1
1926	109	115.1
1927	120	115.1
1928	121	115.1
1929	95	115.1
1930	117	128.4
1931	127	128.4
1932	110	128.4
1933	128	128.4
1934	134	128.4
1935	120	128.4
1936	128	128.4
1937	136	128.4
1938	140	128.4
1939	144	128.4
1940	127	106.4
1941	80	106.4
1942	92	106.4
1944	99	106.4
1945	115	106.4
1946	106	106.4
1948	126	106.4
1952	145	131.1
1953	144	131.1
1954	152	131.1
1955	127	131.1
1956	148	131.1
1957	101	131.1
1958	116	131.1
1959	116	131.1
1960	104	113.2
1961	104	113.2
1962	134	113.2
1963	147	113.2
1964	123	113.2
1965	119	113.2
1966	101	113.2
1967	109	113.2
1968	87	113.2
1969	104	113.2
1970	120	109.1
1971	108	109.1
1972	115	109.1
1973	105	109.1
1974	97	109.1
1975	107	109.1
1976	106	109.1
1977	115	109.1
1978	108	109.1
1979	110	109.1
1980	123	106.4
1981	109	106.4
1982	99	106.4
1983	109	106.4
1984	121	106.4
1985	108	106.4
1986	98	106.4
1987	94	106.4
1988	95	106.4
1989	108	106.4
1990	120	111.9
1991	109	111.9
1992	92	111.9
1993	115	111.9
1994	126	111.9
1995	98	111.9
1996	110	111.9
1997	103	111.9
1998	135	111.9
1999	111	111.9
2000	121	115.6
2001	115	115.6
2002	118	115.6
2003	111	115.6
2004	112	115.6
2005	125	115.6
2006	131	115.6
2007	102	115.6
2008	115	115.6
2009	106	115.6
2010	122	124.7
2011	140	124.7
2012	144	124.7
2013	114	124.7
2014	111	124.7
2015	115	124.7
2016	127	124.7

For each year, a bar from the first to the last day at Clarendon meeting 30 C (86 F).

First to last qualifying date each year at Clarendon
Year	First date	Last date
1909	1909-03-20	1909-10-17
1910	1910-03-05	1910-10-31
1911	1911-01-31	1911-10-18
1912	1912-04-10	1912-10-28
1913	1913-04-01	1913-10-05
1914	1914-04-16	1914-10-17
1915	1915-04-04	1915-11-05
1916	1916-02-11	1916-11-05
1917	1917-02-25	1917-10-16
1918	1918-02-24	1918-10-08
1919	1919-04-19	1919-10-23
1920	1920-04-16	1920-10-11
1921	1921-03-05	1921-11-06
1922	1922-04-12	1922-10-26
1923	1923-04-06	1923-09-29
1925	1925-03-05	1925-10-02
1926	1926-05-15	1926-10-11
1927	1927-04-02	1927-11-21
1928	1928-03-23	1928-10-24
1929	1929-03-24	1929-10-09
1930	1930-04-06	1930-10-09
1931	1931-05-15	1931-11-03
1932	1932-03-20	1932-10-23
1933	1933-04-17	1933-10-24
1934	1934-03-15	1934-11-07
1935	1935-03-15	1935-10-15
1936	1936-03-29	1936-10-19
1937	1937-04-02	1937-11-01
1938	1938-03-21	1938-10-25
1939	1939-04-09	1939-10-26
1940	1940-02-29	1940-10-22
1941	1941-05-07	1941-10-13
1942	1942-03-24	1942-09-23
1944	1944-05-06	1944-09-30
1945	1945-04-08	1945-11-05
1946	1946-03-31	1946-09-11
1948	1948-04-10	1948-10-15
1952	1952-04-07	1952-11-01
1953	1953-03-19	1953-10-12
1954	1954-03-28	1954-10-25
1955	1955-04-15	1955-12-25
1956	1956-03-26	1956-11-12
1957	1957-04-19	1957-10-06
1958	1958-04-24	1958-10-24
1959	1959-03-25	1959-10-26
1960	1960-04-07	1960-10-11
1961	1961-04-05	1961-10-23
1962	1962-02-12	1962-10-23
1963	1963-02-02	1963-10-16
1964	1964-04-16	1964-10-17
1965	1965-04-05	1965-11-26
1966	1966-03-21	1966-10-22
1967	1967-03-12	1967-10-13
1968	1968-04-17	1968-10-31
1969	1969-04-02	1969-10-10
1970	1970-02-18	1970-10-07
1971	1971-03-14	1971-10-12
1972	1972-03-15	1972-10-18
1973	1973-04-30	1973-10-23
1974	1974-03-19	1974-09-28
1975	1975-04-17	1975-11-09
1976	1976-03-26	1976-10-12
1977	1977-04-29	1977-10-27
1978	1978-03-19	1978-09-20
1979	1979-02-15	1979-10-27
1980	1980-04-20	1980-11-09
1981	1981-02-21	1981-10-05
1982	1982-04-05	1982-11-01
1983	1983-04-28	1983-10-16
1984	1984-03-15	1984-10-09
1985	1985-04-16	1985-10-08
1986	1986-03-31	1986-09-28
1987	1987-04-17	1987-10-09
1988	1988-04-05	1988-10-18
1989	1989-03-11	1989-10-24
1990	1990-03-22	1990-11-02
1991	1991-03-06	1991-10-18
1992	1992-04-24	1992-10-14
1993	1993-04-19	1993-10-16
1994	1994-03-18	1994-11-03
1995	1995-03-20	1995-11-13
1996	1996-02-23	1996-11-21
1997	1997-03-18	1997-10-06
1998	1998-03-26	1998-10-15
1999	1999-04-21	1999-11-06
2000	2000-04-06	2000-10-14
2001	2001-04-05	2001-10-24
2002	2002-03-14	2002-10-01
2003	2003-04-02	2003-10-30
2004	2004-03-20	2004-10-22
2005	2005-04-05	2005-11-09
2006	2006-03-01	2006-11-09
2007	2007-05-05	2007-10-21
2008	2008-03-26	2008-10-31
2009	2009-03-05	2009-11-07
2010	2010-03-31	2010-10-31
2011	2011-03-12	2011-10-26
2012	2012-03-29	2012-11-09
2013	2013-03-16	2013-10-05
2014	2014-04-03	2014-11-30
2015	2015-03-24	2015-10-16
2016	2016-02-19	2016-11-17

Every Fixed Threshold

Fixed thresholds at Clarendon
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	102	152	1954	127
35 C (95 F): Days	102	110	2011	42
40 C (104 F): Days	81	52	2011	3
45 C (113 F): Days	6	4	1936	1
90 F (32.2 C): Days	102	133	2011	86
100 F (37.8 C): Days	101	85	2011	14
110 F (43.3 C): Days	18	13	1936	3
0 C (32 F): Ice days (max	101	30	1978	6
0 C (32 F): Frost days (min	102	130	1959	93
-10 C (14 F): Days with min	101	33	1963	3
-20 C (-4 F): Days with min	16	3	1912	1
20 C (68 F): Tropical nights (min	101	67	1934	38
25 C (77 F): Days with min	29	9	1934	3
10 mm (0.39 in): Days with 10 mm or more rain	104	35	1941	14
25 mm (0.98 in): Days with 25 mm or more rain	103	13	1960	3
50 mm (1.97 in): Days with 50 mm or more rain	76	5	1926	1
100 mm (3.94 in): Days with 100 mm or more rain	16	2	1934	1
200 mm (7.87 in): Days with 200 mm or more rain	2	1	1997	1
10 cm (3.9 in): Days with 10 cm or more snowfall	40	4	1987	1
25 cm (9.8 in): Days with 25 cm or more snowfall	4	1	1918	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1909.

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Data for Clarendon threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Clarendon Threshold Days by Year (USW00023072)

Key Facts for Clarendon Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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